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Trainer Comparison

Statistics by Year:
Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Donna Bireta 3 8 2.67 0 1 1 0% 25% $9,660 $1,208 $3,220 0 0
Esteban Martinez 22 74 3.36 9 13 9 12.16% 41.89% $160,160 $2,164 $7,280 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Donna Bireta 6 52 8.67 4 2 6 7.69% 23.08% $105,323 $2,025 $17,554 0 0
Esteban Martinez 33 145 4.39 26 18 25 17.93% 47.59% $415,683 $2,867 $12,596 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Donna Bireta 11 58 5.27 4 7 12 6.9% 39.66% $111,458 $1,922 $10,133 0 0
Esteban Martinez 42 192 4.57 26 34 22 13.54% 42.71% $677,862 $3,531 $16,140 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Donna Bireta 9 82 9.11 5 9 6 6.1% 24.39% $117,153 $1,429 $13,017 0 0
Esteban Martinez 42 181 4.31 34 23 21 18.78% 43.09% $1,184,875 $6,546 $28,211 1 4

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Donna Bireta 12 78 6.5 5 11 11 6.41% 34.62% $123,074 $1,578 $10,256 0 0
Esteban Martinez 31 126 4.06 21 21 14 16.67% 44.44% $522,558 $4,147 $16,857 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Donna Bireta 13 100 7.69 10 24 17 10% 51% $247,312 $2,473 $19,024 0 0
Esteban Martinez 20 75 3.75 14 8 10 18.67% 42.67% $256,280 $3,417 $12,814 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Donna Bireta 17 67 3.94 2 6 10 2.99% 26.87% $51,947 $775 $3,056 0 0
Esteban Martinez 18 63 3.5 6 13 11 9.52% 47.62% $112,630 $1,788 $6,257 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Donna Bireta 22 148 6.73 9 23 20 6.08% 35.14% $160,930 $1,087 $7,315 0 0
Esteban Martinez 22 90 4.09 17 16 16 18.89% 54.44% $314,115 $3,490 $14,278 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Donna Bireta 29 216 7.45 14 20 31 6.48% 30.09% $199,110 $922 $6,866 0 0
Esteban Martinez 19 72 3.79 21 12 10 29.17% 59.72% $247,994 $3,444 $13,052 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Donna Bireta 30 202 6.73 18 29 20 8.91% 33.17% $225,682 $1,117 $7,523 0 0
Esteban Martinez 11 23 2.09 3 2 4 13.04% 39.13% $29,861 $1,298 $2,715 0 0